I have an Exchange 2003 server I have another server which I am useing as a Smart Host I have configured this for emails to be sent and recived from this Smart Host , my problem is I can recieve incoming mails but I cannot send mails out when I send emails I get the following message I have configred the SMTPC to forward all mails to the Smart Host.
Your message did not reach some or all of the intended recipients.
Sent: 27/04/2005 12:46
The following recipient(s) could not be reached:
email@example.com on 27/04/2005 12:46
You do not have permission to send to this recipient. For assistance, contact your system administrator.
<lonech01.IAS.LOCAL #5.7.1 smtp;550 5.7.1 Unable to relay for firstname.lastname@example.org>
Please can you help